Colombia’s black-market coltan tied to drug traffickers, paramilitaries

By Ignacio Gómez G.

Illicit mining in hot spot of Colombia’s Amazon tied to paramilitaries, drug traffickers

Excerpts from this story referencing "Mauricio Cárdenas":

"… olombia, very distant and remote areas in which mining is illegal,” said Mauricio Cárdenas, chief of Colombia’s Mining Ministry. These groups are “a national sec …"

Colombia vows to clean up coltan mining

By Corbin Hiar

Narco-groups illegal mining operations threaten country's exports of the important electronics component

Excerpts from this story referencing "Mauricio Cárdenas":

"… g industry there is currently controlled by what Mines and Energy Minister Mauricio Cárdenas called “shady interests” in a tweet on March 11. A ministry official s …"